--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebCore/platform/symbian/SharedTimerSymbian.cpp Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,121 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+
+#include "config.h"
+#include "SharedTimer.h"
+#include <wtf/Assertions.h>
+#include <e32std.h>
+#include <e32base.h>
+
+static TInt64 remainingMicro = 0;
+static bool shutdownInProgress = false;
+
+namespace WebCore {
+
+static CPeriodic* sharedTimer;
+static void (*sharedTimerFiredFunction)();
+
+void setSharedTimerFiredFunction(void (*f)())
+ {
+ ASSERT(!sharedTimerFiredFunction || sharedTimerFiredFunction == f);
+
+ sharedTimerFiredFunction = f;
+ }
+
+static TInt timerFired( TAny* /*aPtr*/ )
+ {
+ if (shutdownInProgress)
+ {
+ return KErrNone;
+ }
+ if( remainingMicro == 0 )
+ {
+ sharedTimerFiredFunction();
+ }
+ else
+ {
+ setSharedTimerFireTime( -1 );
+ }
+ return KErrNone;
+ }
+
+void setSharedTimerFireTime(double fireTime)
+ {
+ if (shutdownInProgress)
+ {
+ return;
+ }
+ ASSERT(sharedTimerFiredFunction);
+
+ if (sharedTimer)
+ {
+ sharedTimer->Cancel();
+ delete sharedTimer;
+ sharedTimer = NULL;
+ }
+ if (fireTime != -1)
+ remainingMicro = 0;
+
+ sharedTimer = CPeriodic::New( CActive::EPriorityStandard );
+ if( sharedTimer )
+ {
+ TInt64 interval( remainingMicro );
+ if( remainingMicro == 0 )
+ {
+ // fireTime comes in second resolution
+ TTime fireDate( TTime(fireTime * 1000000 ).Int64() );
+
+ TTime time;
+ time.HomeTime();
+ interval = fireDate.Int64() - time.Int64();
+ }
+ interval = interval < 0 ? 0 : interval;
+ //
+ TInt t;
+ if (interval<(TInt)(KMaxTInt32))
+ {
+ t = interval;
+ remainingMicro = 0;
+ }
+ else
+ {
+ t = KMaxTInt32;
+ remainingMicro = interval - KMaxTInt32;
+ }
+ sharedTimer->Start( t, 0, timerFired);
+ }
+ }
+
+void stopSharedTimer()
+ {
+ if (sharedTimer)
+ {
+ sharedTimer->Cancel();
+ delete sharedTimer;
+ sharedTimer = NULL;
+ }
+ remainingMicro = 0;
+ }
+
+void shutdownSharedTimer()
+ {
+ shutdownInProgress = true;
+ stopSharedTimer();
+ }
+
+}